//*****************************************************************************
//
//! @file am_hal_interrupt.h
//!
//! @brief Helper functions supporting interrupts and NVIC operation.
//!
//! These functions may be used for NVIC-level interrupt configuration.
//!
//! @addtogroup interrupt3 Interrupt - ARM NVIC support functions
//! @ingroup apollo3_hal
//! @{
//
//*****************************************************************************

//*****************************************************************************
//
// Copyright (c) 2024, Ambiq Micro, Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from this
// software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// This is part of revision release_sdk_3_2_0-dd5f40c14b of the AmbiqSuite Development Package.
//
//*****************************************************************************
#ifndef AM_HAL_INTERRUPT_H
#define AM_HAL_INTERRUPT_H

#ifdef __cplusplus
extern "C"
{
#endif

//
//! Define the last peripheral interrupt as AM_HAL_INTERRUPT_MAX.
//! The total number of interrupts in the vector table is therefore
//! (AM_HAL_INTERRUPT_MAX + 1 + 16).
//
#define AM_HAL_INTERRUPT_MAX                (CLKGEN_IRQn)


//*****************************************************************************
//! @brief disable all interrupts
//! @details CPSID i sets PRIMASK.PM to 1
//!
//! @return uint32_t
//*****************************************************************************
extern uint32_t am_hal_interrupt_master_disable(void);
//*****************************************************************************
//! @brief  enable all interrupts
//! @details CPSIE i sets PRIMASK.PM to 0
//!
//! @return uint32_t
//*****************************************************************************
extern uint32_t am_hal_interrupt_master_enable(void);
//*****************************************************************************
//! @brief set primask
//!
//! @param ui32InterruptState set primask to this value
//*****************************************************************************
extern void am_hal_interrupt_master_set(uint32_t ui32InterruptState);

#ifdef __cplusplus
}
#endif

#endif // AM_HAL_INTERRUPT_H

//*****************************************************************************
//
// End Doxygen group.
//! @}
//
//*****************************************************************************
